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STR-DH820
STR-DH820
49
49
5-35. SCHEMATIC DIAGRAM – Panel Section –
• See page 58 for IC Block Diagrams.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
DISPLAY BOARD
POWER KEY BOARD
3.3
3.3
0
0
-7
0
6.3
6.3
1.5
5
7
0
0
0
5
5
0
0
10 50V
C127
JL101
JL105
JL103
JL102
JL100
JL1
10
1
2
3
1k
R105
2.2k
R104
2.2k
R103
100
R108
100
R125
1SS367-T3SONY
D107
22 50V
C1
10
16V
47
C128
JL114
C124
100p
10k
R110
JL115
JL116
JL118
JL142
JL143
R120
47k
JL145
R119
47k
NJM4565M-D
IC102
JL144
25V
100
C109
YEL
WHT
RED
1
2
3
4
5
6
JL148
JL149
JL150
JL151
10k
R121
C101
2200p
C102
2200p
16V
47
C129
0.1
C111
22k
R126
330
R124
1k
R123
1k
R122
JL156
JL155
1SS367-T3SONY
D108
1SS367-T3SONY
D109
1SS367-T3SONY
D1
10
1SS367-T3SONY
D
111
10
R127
E
ET100
4.7k
R135
10k
R136
22k
R137
C130
2200p
22k
R133
2200p
C131
1
2
3
10k
R134
1
3
4
5
CN101
5P
AD1
PW_SW
GND
TONE_JOG
R128
33k
JL157
JL158
820p
C114
820p
C115
2.2k
R117
2.2k
R118
C113
0.1
0.1
C126
47
R102
CPH5504-TL-E
Q100
SWITCHING
TRANSISTOR
4700p
C118
47 25V
C103
DZ2J062M0L
D105
2
3
5
6
8
7
1
4
9
T100
33 35V
C106
0.1
C107
MC2840-T112-1
D101
22uH
L100
0.022
C108
0.1
C104
MC2840-T112-1
D102
3.9k
R107
0.01
C105
33k
R106
18k
R111
22k
R109
JL138
JL136
JL139
JL141
JL119
JL120
JL121
JL122
JL123
JL124
JL125
JL126
JL128
JL130
JL131
JL132
JL137
JL135
JL134
JL129
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
29P
CNS100
STBY 3.3V
SIRCS
FL_BK
FL_GND
FL_LAT
FL_GND
FL_CLK
FL_GND
FL_DATA
+6.3V
NC
DGND
DGND
BLUE_LED
INPUT JOG
AD1
VOL JOG
POWER_SW
MICMUTE
TONE JOG
-7V
DCAC SIGNAL
AD2
+7V
V2-VIDEO
VGND
R_CH
AGND
L_CH
JL152
JL154
JL140
JL153
JL127
1
3
4
5
6
CN152
6P
MIC_MUTE
NC
+/-7V_GND
+7V
DCAC_SIGNAL
10
R153
W30 W31 W32 W33 W34 W35 W36 W37 W38
W29
0.01
C116
0.01
C117
0
R152
0
R151
ND100
1
39 40 41 42 43 44 45 46
49 50
2
0.1
C133
C112
33p
C134
C135
33p
75
220p
R116
1
R138
1
R140
1
R141
1
R139
0
R188
0
R189
RX SIRCS
DGND
V_GND
AGND
+5V OUTPUT
SI/DA
TA
CLK
LA
T
BK
S100
2CH/A.DIRECT
S102
MOVIE
(HD-D.C.S.)
S101
A.F.D.
S103
MUSIC
S104
DIMMER
S105
DISPLAY
S106
INPUT MODE
1
2
3
CL160
CL161
CL162
CL163
C161
2200p
2.2k
R162
C160
2200p
22k
R163
10k
R164
1k
R165
2.2k
R161
R160
4.7k
10k
R166
1
3
4
5
5P
CNP180
AD1
PW_SW
GND
TONE_JOG
EN101
INPUT SELECTOR
EN160
TONE / TUNING
EN100
MASTER VOLUME
S161
SPEAKERS
S162
TONE MODE
S163
TUNING MODE
S164
MEMORY/ENTER
S166
SOUND OPTIMIZER
S165
AUTO VOL
S160
"/1
(CHASSIS)
PNA4823M03S0
IC100
REMOTE CONTROL
SIGNAL RECEIVER
IC100
AUDIO AMP
IC102
+5V REG
IC103
J101
VIDEO
R
L
AUDIO
iPhone/iPod
VIDEO 2 IN